Lake Powell Water Database





The earliest data is from Thursday, March 14th, 1963
The most recent data is from Monday, July 22nd, 2019

Water Data for 20 days surrounding May 31, 1991

DATE MEASURED ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Mon, Jun 10, 1991
3635.26
0.21
15450901
31384
16600
91.0
66.0
--
Sun, Jun 09, 1991
3635.05
0.36
15426756
28076
10400
94.0
67.0
--
Sat, Jun 08, 1991
3634.69
0.26
15385343
24747
12000
94.0
61.0
--
Fri, Jun 07, 1991
3634.43
0.15
15355442
24768
15300
90.0
64.0
--
Thu, Jun 06, 1991
3634.28
0.26
15338203
26590
12400
91.0
61.0
--
Wed, Jun 05, 1991
3634.02
0.19
15308302
27517
12300
85.0
62.0
--
Tue, Jun 04, 1991
3633.83
0.31
15286629
28381
10000
84.0
59.0
--
Mon, Jun 03, 1991
3633.52
0.34
15251282
29645
12000
86.0
60.0
--
Sun, Jun 02, 1991
3633.18
0.41
15212512
30741
5050
75.0
50.0
--
Sat, Jun 01, 1991
3632.77
0.47
15165782
31205
4950
68.0
50.0
--
Fri, May 31, 1991
3632.30
0.52
15112206
30928
6310
68.0
49.0
--
Thu, May 30, 1991
3631.78
0.27
15053253
31007
15000
84.0
64.0
--
Wed, May 29, 1991
3631.51
0.25
15022876
29448
15000
86.0
56.0
--
Tue, May 28, 1991
3631.26
0.29
14994751
29086
15000
87.0
55.0
--
Mon, May 27, 1991
3630.97
0.28
14962122
31252
15000
86.0
58.0
--
Sun, May 26, 1991
3630.69
0.34
14930618
30968
15000
88.0
60.0
--
Sat, May 25, 1991
3630.35
0.28
14892386
29517
15000
89.0
60.0
--
Fri, May 24, 1991
3630.07
0.28
14860883
29272
15000
89.0
54.0
--
Thu, May 23, 1991
3629.79
0.41
14829589
28399
15000
88.0
54.0
--
Wed, May 22, 1991
3629.38
0.25
14783857
26243
15000
87.0
50.0
--
Tue, May 21, 1991
3629.13
0.19
14755982
21910
15000
89.0
54.0
--
Averages of List
3632.30
0.30
15113318
28623
12729
85.7
57.8
--


Averages for May 31st

AVERAGE TYPE ELEVATION CHANGE CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Since Filled
3643.81
0.42
16886738
39688
14223
88.7
59.2
67.4
All-Time
3629.16
0.46
15638511
39161
13873
71.2
47.6
63.1


All Lake Powell water data for May 31st

DATE MEASURED ELEVATION CONTENT INFLOW OUTFLOW HIGH TEMP LOW TEMP WATER TEMP
Fri May 31, 2019
3584.65
10343141
32714
12238
89.0
55.0
65.0
Thu May 31, 2018
3611.54
12885938
18418
12418
93.0
64.0
69.0
Wed May 31, 2017
3619.09
13667058
47130
11084
90.0
64.0
68.0
Tue May 31, 2016
3603.87
12123170
35680
11916
89.0
61.0
68.0
Sun May 31, 2015
3597.27
11491480
31327
9922
96.0
66.0
70.0
Sat May 31, 2014
3589.38
10764472
51522
7497
95.0
64.0
68.0
Fri May 31, 2013
3599.44
11696734
18879
8090
89.1
66.9
65.0
Thu May 31, 2012
3636.83
15631880
17509
9985
93.0
64.9
67.0
Tue May 31, 2011
3623.13
14097762
54554
22580
87.1
51.1
59.0
Mon May 31, 2010
3625.96
14405339
36810
9122
89.1
57.0
66.0
Sun May 31, 2009
3629.09
14751176
45503
9992
82.9
57.9
70.0
Sat May 31, 2008
3610.81
12812012
56831
13247
87.1
55.0
66.0
Thu May 31, 2007
3609.61
12691094
20249
9580
90.0
61.0
69.0
Wed May 31, 2006
3605.25
12258121
39606
10117
87.1
55.9
67.0
Tue May 31, 2005
3586.53
10509305
70708
7798
82.0
55.0
70.0
Mon May 31, 2004
3587.17
10566253
15750
8938
90.0
55.9
68.0
Sat May 31, 2003
3610.26
12756490
40632
11989
93.9
66.9
71.0
Fri May 31, 2002
3644.46
16535969
9643
7958
102.0
69.1
68.0
Thu May 31, 2001
3669.70
19797000
32298
11263
91.0
60.1
70.0
Wed May 31, 2000
3678.53
21044756
31183
12853
104.0
67.0
--
Mon May 31, 1999
3682.07
21561176
43998
16420
94.0
64.0
--
Sun May 31, 1998
3689.30
22645310
48416
13100
88.0
62.0
--
Sat May 31, 1997
3678.84
21089614
60444
20600
99.0
65.0
--
Fri May 31, 1996
3680.90
21389430
33065
17100
87.0
57.0
65.0
Wed May 31, 1995
3658.91
18350286
41113
12900
83.0
59.0
--
Tue May 31, 1994
3661.03
18627816
27879
10300
96.0
65.0
--
Mon May 31, 1993
3646.67
16804762
77982
8080
88.0
59.0
--
Sun May 31, 1992
3630.73
14935123
32095
6310
85.0
60.0
--
Fri May 31, 1991
3632.30
15112206
30928
6310
68.0
49.0
--
Thu May 31, 1990
3648.79
17065964
13871
10600
81.0
59.0
--
Wed May 31, 1989
3677.84
20944972
16675
9950
86.0
50.0
--
Tue May 31, 1988
3688.01
22448532
21782
6160
73.0
43.0
--
Sun May 31, 1987
3694.57
23460500
25684
15800
92.0
51.0
--
Sat May 31, 1986
3685.09
22009514
58710
52000
92.0
62.0
--
Fri May 31, 1985
3695.58
23619072
59730
45300
77.0
54.0
--
Thu May 31, 1984
3687.83
22453238
113813
44600
89.0
66.0
--
Tue May 31, 1983
3695.08
23604960
78287
23500
89.0
64.0
--
Mon May 31, 1982
3674.59
20573246
40486
9990
89.0
53.0
--
Sun May 31, 1981
3677.76
21057922
15910
7080
82.0
48.0
--
Sat May 31, 1980
3691.72
23177286
53348
19000
n/a
n/a
--
Thu May 31, 1979
3663.76
19166734
83522
10800
n/a
n/a
--
Wed May 31, 1978
3635.62
15666807
40192
13600
87.0
59.0
--
Tue May 31, 1977
3654.27
17977026
7232
3640
97.0
63.0
--
Mon May 31, 1976
3667.76
19800482
28723
12900
87.0
58.0
--
Sat May 31, 1975
3655.60
18204726
39594
13700
91.0
63.0
--
Fri May 31, 1974
3662.30
19117472
33820
13000
88.0
67.0
--
Thu May 31, 1973
3616.52
13657831
49486
14500
90.0
77.0
--
Wed May 31, 1972
3611.92
13196461
26262
16900
91.0
63.0
--
Mon May 31, 1971
3608.73
12888458
30703
11400
81.0
46.0
--
Sun May 31, 1970
3582.13
10374200
51034
8830
92.0
62.0
--
Sat May 31, 1969
3571.49
9475844
41104
11900
96.0
71.0
--
Fri May 31, 1968
3522.24
5922529
34712
13800
94.0
64.0
--
Wed May 31, 1967
3509.10
5145984
38340
11100
78.0
50.0
--
Tue May 31, 1966
3544.57
7433787
22723
16800
92.0
58.0
--
Mon May 31, 1965
3491.82
4214406
39251
42200
87.0
63.0
--
Sun May 31, 1964
3434.70
1753798
47201
1010
79.0
55.0
--
Fri May 31, 1963
17096
990
89.0
63.0
--



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Measurements are taken at 11:59 pm of the date listed
Temperature data is from Wahweap, AZ
Water temperature data is from wayneswords.com*
CHANGE represents water elevation change from previous day

Units used in each measurement:
Elevation - Feet above sea level
Change - Feet difference over previous measurement
Content - Acre Feet
Inflow - Acre Feet per day
Outflow - Acre Feet per day
All Temps - Degrees Farhenheit
The Water Year runs from October 1 to September 30 of the next year
Acre Feet = * Flow CFS
TP = Total Precipitation



Page took 0.197 seconds to create!
Copyright Summit Technologies, Inc.
Water data courtesy of US Bureau of Reclamation
*Air temp data is sourced from (Prev 24 Hr Extremes):    Weather
Weather forecast for
All data is provisional and subject to review and modification
USBR Source Data


Copyright Summit Technologies, Inc.
1999 - 2019


Water Database